Finding the Fourth Proportional to 10,456.91, 15,682.04 and 3,435.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,456.91 : 15,682.04 = 3,435.29 : x
2. Step 2: Convert to fraction form
   10,456.91/15,682.04 = 3,435.29/x
3. Step 3: Cross multiply
   10,456.91x = 15,682.04 × 3,435.29
4. Step 4: Simplify right side
   10,456.91x = 53,872,419.51
5. Step 5: Solve for x
   x = 53,872,419.51/10,456.91
6. Step 6: Final answer
   x = 5,151.85